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TPS3125L30DBVRG4
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TPS2817DBVRG4
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| Price |
|
$0.87 |
$1.13 |
$0.93 |
$4.78 |
|
|
$1.69 |
|
$1.11 |
|
| RoHS |
|
Compliant |
Compliant |
Yes |
Yes |
Not Compliant |
|
Yes |
Yes |
Compliant |
Compliant |
| Lead Status |
|
No |
No |
Yes |
Yes |
No |
|
Yes |
Yes |
Yes |
No |
| Operating Temperature Range(C) |
|
-40 to 85 |
|
-40 to 125 |
-40 to 85 |
-40 to 125 |
|
-40 to 85 |
|
-40 to 125 |
|
| Reset Threshold Accuracy(%) |
|
3.7 |
|
|
|
|
|
|
|
|
|
| Package Group |
|
SOT-23 |
SOIC,TSSOP |
SOT-23 |
VQFN |
SON,SOT-223,SOT-23 |
|
VSSOP |
|
SON,SOT-223,WSON |
SOT-23 |
| Rating |
|
Catalog |
|
Catalog |
Catalog |
Catalog |
|
Catalog |
|
Catalog |
Catalog |
| Package Size |
|
mm2 |
mm2 |
mm2 |
|
mm2 |
|
mm2 |
|
mm2 |
|
| Iq(Typ)(uA) |
|
14 |
|
|
|
|
|
|
|
|
|
| # of Supplies Monitored |
|
1 |
|
|
|
|
|
|
|
|
|
| Output Driver Type / Reset Output |
|
Active-high,Active-low,Push-pull |
|
|
|
|
|
|
|
|
|
| Time Delay(ms) |
|
180 |
|
|
|
|
|
|
|
|
|
| VCC(Min)(V) |
|
0.75 |
|
|
|
|
|
|
|
|
|
| Monitored Voltage 1 (typ)(Nom)(V) |
|
1.2,1.5,1.8,3 |
|
|
|
|
|
|
|
|
|
| Approx. Price (US$) |
|
0.77 | 1ku |
1.00 | 1ku |
0.40 | 1ku |
2.65 | 1ku |
0.45 | 1ku |
|
0.95 | 1ku |
|
0.58 | 1ku |
0.75 | 1ku |
| Special Features |
|
Active Low Enable,Manual Reset |
PG,Programmable UVLO,Thermal Shutdown |
Enable |
Dynamic Voltage Scaling,Enable,Light Load Efficiency,Output Discharge,Power Good,Synchronous Rectification |
|
|
Drop in Upgrade to LTC4211 |
|
|
Internal Regulator |
| Watchdog Timer WDI(sec) |
|
1.4 |
|
|
|
|
|
|
|
|
|
| VCC(Max)(V) |
|
3.3 |
|
|
|
|
|
|
|
|
|
| Monitored Voltage 2 (typ)(Nom)(V) |
|
N/A |
|
|
|
|
|
|
|
|
|
| Threshold Voltage 2 (typ)(Typ)(V) |
|
N/A |
|
|
|
|
|
|
|
|
|
| Threshold Voltage 1(Typ)(V) |
|
1.08,1.4,1.62,2.64 |
|
|
|
|
|
|
|
|
|
| PoE Current Limit(Min)(mA) |
|
|
405 |
|
|
|
|
|
|
|
|
| Vin(Max)(V) |
|
|
57 |
5.5 |
5 |
5.5 |
|
18 |
|
5.5 |
|
| PoE Inrush Limit(Typ)(mA) |
|
|
Programmable |
|
|
|
|
|
|
|
|
| DC/DC Control |
|
|
PD Only |
|
|
|
|
|
|
|
|
| PD Power Level |
|
|
13W |
|
|
|
|
|
|
|
|
| PoE Standards Supported |
|
|
802.3at Type 1 (802.3af) |
|
|
|
|
|
|
|
|
| Vin(Min)(V) |
|
|
0 |
2.7 |
3.3 |
1.7 |
|
2.5 |
|
2.2 |
|
| rDS(on) per FET(Typ)(mOhms) |
|
|
580 |
|
|
|
|
|
|
|
|
| Fault Response |
|
|
Latch |
|
|
|
|
Auto Retry |
|
|
|
| Vout(Max)(V) |
|
|
|
5.2 |
2 |
5.5 |
|
|
|
5.4 |
|
| Vdo(Typ)(mV) |
|
|
|
55 |
|
40 |
|
|
|
130 |
|
| Fixed Output Options(V) |
|
|
|
2.5,2.8,3 |
|
1.3,1.5,1.6,1.8,1.9,2.5,3,3.3,5 |
|
|
|
1.8,2.5,3,3.3,4 |
|
| Regulated Outputs(#) |
|
|
|
1 |
1 |
1 |
|
|
|
1 |
|
| Noise(uVrms) |
|
|
|
27 |
|
30 |
|
|
|
48 |
|
| Iq(Typ)(mA) |
|
|
|
0.2 |
1.6 |
0.4 |
|
|
|
0.4 |
|
| Iout(Max)(A) |
|
|
|
0.1 |
6 |
0.25 |
|
|
|
1 |
|
| Vout(Min)(V) |
|
|
|
1.2 |
0.5 |
1.2 |
|
|
|
1.2 |
|
| Output Capacitor Type |
|
|
|
Ceramic |
|
Cap Free,Ceramic |
|
|
|
Ceramic |
|
| Accuracy(%) |
|
|
|
2 |
|
1 |
|
|
|
3 |
|
| Output Options |
|
|
|
Adjustable Output,Fixed Output |
|
Adjustable Output,Fixed Output |
|
|
|
Adjustable Output,Fixed Output |
|
| PSRR @ 100KHz(dB) |
|
|
|
47 |
|
32 |
|
|
|
33 |
|
| Switching Frequency(Max)(kHz) |
|
|
|
|
1000 |
|
|
|
|
|
|
| Duty Cycle(Max)(%) |
|
|
|
|
84 |
|
|
|
|
|
|
| Type |
|
|
|
|
Converter |
|
|
|
|
|
|
| Control Mode |
|
|
|
|
D-CAP+ |
|
|
|
|
|
|
| Switching Frequency(Min)(kHz) |
|
|
|
|
700 |
|
|
|
|
|
|
| Additional Features |
|
|
|
|
|
Enable,Fast Transient Response,Foldback Overcurrent Protection,Reverse Current Protection,Soft Start,Thermal Shutdown |
|
|
|
Enable,Fast Transient Response,Foldback Overcurrent Protection,Soft Start,Thermal Shutdown |
|
| Current Limit Threshold(Typ)(Ext FET=mV) |
|
|
|
|
|
|
|
25 |
|
|
|
| Vabsmax_cont(V) |
|
|
|
|
|
|
|
30 |
|
|
|
| Power Measurement Accuracy(%) |
|
|
|
|
|
|
|
- |
|
|
|
| Design Support |
|
|
|
|
|
|
|
EVM,Simulation Model |
|
|
|
| Channel(s) Controlled(#) |
|
|
|
|
|
|
|
1 |
|
|
|
| Current Limit Function Enabled |
|
|
|
|
|
|
|
Startup Only |
|
|
|
| Voltage Measurement Accuracy(%) |
|
|
|
|
|
|
|
- |
|
|
|
| Current Limit Accuracy |
|
|
|
|
|
|
|
25 mV +/- 10% |
|
|
|
| ON_OFF Control Input(s) |
|
|
|
|
|
|
|
EN |
|
|
|
| Status Output |
|
|
|
|
|
|
|
PG |
|
|
|
| Input Threshold |
|
|
|
|
|
|
|
|
|
|
CMOS |
| Channel Input Logic |
|
|
|
|
|
|
|
|
|
|
Non-Inverting,Active Pullup |
| Power Switch |
|
|
|
|
|
|
|
|
|
|
MOSFET |
| Input VCC(Max)(V) |
|
|
|
|
|
|
|
|
|
|
14 |
| Peak Output Current(A) |
|
|
|
|
|
|
|
|
|
|
2 |
| Input Negative Voltage(V) |
|
|
|
|
|
|
|
|
|
|
0 |
| Prop Delay(ns) |
|
|
|
|
|
|
|
|
|
|
24 |
| Rise Time(ns) |
|
|
|
|
|
|
|
|
|
|
14 |
| Number of Channels(#) |
|
|
|
|
|
|
|
|
|
|
1 |
| Input VCC(Min)(V) |
|
|
|
|
|
|
|
|
|
|
4 |
| Fall Time(ns) |
|
|
|
|
|
|
|
|
|
|
14 |
